Board member MadProject summs up my thoughts well:
MadProject wrote:People were worried about the white head of the promo shots we say a month ago.
As I suspected, it was a prototype for promo shots, like Optimus with gray hands in ER.
This is the next voyager toy to be released in the Studio Series line and it should be out at retail anytime between now and 2 months from now, depending on the retailer.